#include <iostream> using namespace std; int main() { ios_base::sync_with_stdio(false); int z; cin >> z; long long num; long long sum = 0; while (z--) { cin >> num; sum = sum + (1 << num); } long long result = 1; int counter = 0; while (result <= sum) { result = (result << 1); counter++; } if (result > sum) { counter--; } cout << counter << endl; }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 | #include <iostream> using namespace std; int main() { ios_base::sync_with_stdio(false); int z; cin >> z; long long num; long long sum = 0; while (z--) { cin >> num; sum = sum + (1 << num); } long long result = 1; int counter = 0; while (result <= sum) { result = (result << 1); counter++; } if (result > sum) { counter--; } cout << counter << endl; } |